mega-annum
mega-annum · mega-annums · mega-anna
Synonym of megayear: a period of 1 million yearsSynonym of megayear: a period of 1 million years.
/ˌmɛɡəˈænəm/
Meaning
1 sensesSynonym of megayear: a period of 1 million years.
Holonyms: petasecond < giga-annum, gigayear < exasecond
Origin
From mega- + annum.From mega- + annum.
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Forms
plural: mega-annums / mega-anna| Singular | mega-annum |
|---|---|
| Plural | mega-annums / mega-anna |
regular
Synonyms
1 synonymsWord family
1 related wordsRelatedmya
Lessons for this word
1 lessons- A1Plural nouns — Because its plural is irregular